diff --git a/.github/workflows/ai-pr-review.yml b/.github/workflows/ai-pr-review.yml
index b58ae6f..fc4c7b6 100644
--- a/.github/workflows/ai-pr-review.yml
+++ b/.github/workflows/ai-pr-review.yml
@@ -25,7 +25,7 @@ jobs:
     if: >-
       github.event.pull_request.head.repo.full_name == github.repository &&
       github.event.pull_request.draft == false
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-2vcpu-ubuntu-2404
     timeout-minutes: 15
 
     steps:
@@ -55,7 +55,7 @@ jobs:
     permissions:
       contents: read
       pull-requests: write
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-2vcpu-ubuntu-2404
     timeout-minutes: 20
 
     steps:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 087441a..b564a59 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,7 +3,7 @@ on: [push, pull_request]
 
 jobs:
   check:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-2vcpu-ubuntu-2404
     steps:
       - uses: actions/checkout@v4
       - uses: oven-sh/setup-bun@v2
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2ead3a6..a9cc9d0 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -10,7 +10,7 @@ permissions:
 
 jobs:
   release:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     steps:
       - uses: actions/checkout@v4